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Acipenseriformes (Sturgeons and paddlefishes) >
Acipenseridae (Sturgeons)
Etymology: Acipenser: Latin, acipenser = sturgeon, 1853 (Ref. 45335).
Eponymy: Peter Leopold Ivanovich von Schrenck (aka Schenk or Shrenk) (1826–1894) was a Russo-German zoologist, geographer and ethnographer who was Director (1879) of the Imperial Academy of Sciences, St Petersburg. [...] (Ref. 128868), visit book page.
Meio ambiente: milieu / Zona climática / intervalo de profundidade / faixa de distribuição
Ecologia
marinhas; Água doce; estuarina demersal; anádromo (Ref. 26364). Temperate; 10°C - 20°C (Ref. 2059)
Asia: Endemic to the Amur River system. Two morphs, brown and gray, represent the species in the Amur River basin.
Occurrence in the Sea of Japan (Ref. 11102) needs confirmation.
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturidade: Lm 108.8, range 96 - 125 cm
Max length : 300 cm TL macho/indeterminado; (Ref. 40142); peso máx. publicado: 190.0 kg (Ref. 40142); idade máx. registrada: 65 anos (Ref. 56448)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 0; Raios dorsais (total) : 38 - 53; Espinhos anais: 0; Raios anais : 20 - 32. Body shields in 5 rows; dorsal shields 11 to 15, lateral shields 32 to 47 and ventral 7 to 10.
Body shape (shape guide): elongated.
Adults occur in stretches of rivers with sandy or stony bottom. Feed on benthic organisms. Highly prized fish (Ref. 41072).
The gray morph females in the Amur River reproduce at least every four years (Ref. 40142).
IUCN, 1990. 1990 IUCN red list of threatened animals. IUCN, Gland, Switzerland and Cambridge, U.K. 288 p. (Ref. 3881)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2025-2 (Global))
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: espécies comerciais
Ferramentas
Relatórios especiais
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Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00263 (0.00163 - 0.00424), b=3.25 (3.12 - 3.38), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Nível Trófico (Ref. 69278) |
3.3 ±0.1 se; based on diet studies. |
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Generation time |
22.0 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies. |
Resiliência (Ref. 120179) |
Muito baixo(a), tempo mínimo de duplicação da população maior que 14 anos (tm=8-14; tmax=65; Fec=29,000). |
Vulnerabilidade da pesca (Ref. 59153) |
Very high vulnerability (87 of 100). 🛈 |
Categoria de preço (Ref. 80766) |
Unknown.
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Nutrientes (Ref. 124155) |
Calcium = 13.5 [7.7, 23.3] mg/100g; Iron = 0.245 [0.148, 0.387] mg/100g; Protein = 17.5 [15.0, 20.2] %; Omega3 = 0.329 [0.180, 0.595] g/100g; Selenium = 23.9 [12.6, 47.1] μg/100g; VitaminA = 4.56 [1.63, 12.77] μg/100g; Zinc = 0.469 [0.334, 0.657] mg/100g (wet weight); |